The Precautionary Principle has been absolutely accepted in the EU as a basis for European environmental law and specially for GMOs regulation. However the application of this principle in risk assessments and GMO authorization is still controversial.

According to this principle France has tried, for several times, to approve specific measurements in order to restrict or prohibit the culture, use and trade on its territory of certain GMOs considered a real risk to the environment and to the human health, nevertheless has always failed to convince the European Court of Justice to accept its arguments due to a weak legal and scientific basis.